[PATCH 0/2] arm64: errata: Expand speculative SSBS workaround once more

Catalin Marinas catalin.marinas at arm.com
Tue Oct 1 06:02:41 PDT 2024


On Mon, 30 Sep 2024 12:17:03 +0100, Mark Rutland wrote:
> In a recent bunch of SDEN updates, it was revealed that Cortex-A715 and
> Neoverse-N3 suffer from the common SSBS erratum whereby an MSR to the
> SSBS special-purpose register does not affect subsequent speculative
> instructions, permitting speculative store bypassing for a window of
> time.
> 
> These patches enable the mitigation for Cortex-A715 and Neoverse-N3.
> 
> [...]

Applied to arm64 (for-next/fixes), thanks!

[1/2] arm64: cputype: Add Neoverse-N3 definitions
      https://git.kernel.org/arm64/c/924725707d80
[2/2] arm64: errata: Expand speculative SSBS workaround once more
      https://git.kernel.org/arm64/c/081eb7932c2b

-- 
Catalin




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